linux-kernel - [PATCH 2 1/4] cciss: remove logical drive sysfs entries during driver cleanup.

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Message-ID: <20090721195522.20740.48970.stgit@bob.kio>
Date:	Tue, 21 Jul 2009 13:55:22 -0600
From:	Andrew Patterson <andrew.patterson@...com>
To:	linux-kernel@...r.kernel.org
Cc:	akpm@...ux-foundation.org, linux-scsi@...r.kernel.org,
	mike.miller@...com, jens.axboe@...cle.com
Subject: [PATCH 2 1/4] cciss: remove logical drive sysfs entries during driver
	cleanup.

cciss: remove logical drive sysfs entries during driver cleanup.

Sysfs entries for logical drives need to be removed when a drive is
deleted during driver cleanup.

Acked-by: Mike Miller <mike.miller@...com>
Signed-off-by: Andrew Patterson <andrew.patterson@...com>
---

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index a52cc7f..970c896 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1977,7 +1977,6 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
 			h->drv[i].busy_configuring = 1;
 			spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
 			return_code = deregister_disk(h, i, 1);
-			cciss_destroy_ld_sysfs_entry(&h->drv[i]);
 			h->drv[i].busy_configuring = 0;
 		}
 	}
@@ -2118,6 +2117,7 @@ static int deregister_disk(ctlr_info_t *h, int drv_index,
 				 * indicate that this element of the drive
 				 * array is free.
 				 */
+	cciss_destroy_ld_sysfs_entry(drv);
 
 	if (clear_all) {
 		/* check to see if it was the last disk */
@@ -4141,6 +4141,9 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
 			if (q)
 				blk_cleanup_queue(q);
 		}
+		if (hba[i]->drv[j].raid_level != -1)
+			cciss_destroy_ld_sysfs_entry(&hba[i]->drv[j]);
+
 	}
 
 #ifdef CONFIG_CISS_SCSI_TAPE

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